     {:id concept-id
      :title granule-ur
      :collection-concept-id collection-concept-id
-     ;; TODO: last-updated is not indexed yet
-     ; :updated last-updated
+     :updated update-time
      :dataset-id entry-title
      :producer-gran-id producer-gran-id
      :size (str size)

    (x/element :entry {}
               (x/element :id {} id)
               (x/element :title {:type "text"} title)
               (x/element :echo:datasetId {} dataset-id)
               (when producer-gran-id (x/element :echo:producerGranuleId {} producer-gran-id))
               (when size (x/element :echo:granuleSizeMB {} size))

         revision-id :_version
         {[granule-ur] :granule-ur
          [collection-concept-id] :collection-concept-id
          [update-time] :update-time
          [entry-title] :entry-title
          [producer-gran-id] :producer-gran-id
          [size] :size
